Brian Welch estimates he's saved about $2,500 on his college costs by choosing classes that offer free materials. "The cost savings had a big impact on my life," Welch said, adding that it left him with more money to buy groceries and gas or to purchase supplies for other classes that required traditional textbooks. Welch, a senior at St. Cloud State University, is one of more than 85,000 .
According to Harshawardhan Sabale, Managing Director of Varanium Cloud Limited, edge computing has the potential to dramatically improve individual learning.